Chris and Katie were playing the product game. The factor markers were a nine and two. Chris decided to move in marker from 2 to 6. Write a numerical expression to represent his move

Orla and eduardo each looked at a strand of their hair under a microscope and measured the diameter. orla's strand was 0.005\,\text{cm}0.005cm in diameter, and eduardo's strand was 0.012\,\text{cm}0.012cm in diameter.